MarineTraffic.com - Real-time ships positions based on Automatic Identification System (AIS). Watch the positions reported by more than 35000 vessels per day on an interactive Google map.
The application provides worldwide coverage of more than 850 ports and a significant number of open-sea areas.
Port arrivals and departures are recorded in real-time
Open Source recording, storing and accessing of your routes: Open GPS TrackerAn application that can track your travels of your Android by storing your GPS locations. Draws the route real-time on either Google or OSM maps
My Tracks - Use My Tracks while you run, bike, hike, or do anything else outdoors, and it will use the GPS sensor in your Android phone to record the path you took. It will also gather useful statistics such as time, speed, distance, and elevation. You can review all of this data live, or you can save it for use later
Quovady is a service that allows you to ask your friends, your family or coworkers "where are you?", let them know of your whereabouts or track their location if they gave you permission to do so
Wizi SMS Location - Have you ever tried to explain somebody where you are or where you’re going to? Wizi SMS Location adds a new feature to your smartphone: sending your location by SMS, email, Twitter or Facebook. You can also check-in on Foursquare and facebook Places using this signle app
SMS-Call Plus - Ever wished your inbox and call log contains location of incoming and outgoing text messages and calls? This is an innovative app that offers you the ability to view the location of incoming and outgoing calls as well as incoming and outgoing text messages.
SMS-Call Plus encapsulate features that the conventional inbox and call log lack all in one window
UPDATE - Google maps link sent with email A simple way to send someone your current location. - Finds your current location and displays a map with your address - Send via email, SMS or MMS